Question

qual a forma reduzida de (x-y+5) . (2x-5y-1) por favor

Answer 1

(x-y+5).(2x-5y-1)=
2x²-5xy-x-2xy+5y²+y+10x-25y-5
2x²+5y²-5xy-2xy-x+10x+y-25y-5
2x²+5y²-7xy+9x-24y-5

Answer 2

(x-y+5).(2x-5y-1)=
2x²-5xy-x-2xy+5y²+y+10x-25y-5
2x²+5y²-5xy-2xy-x+10x+y-25y-5
2x²+5y²-7xy+9x-24y-5